<template>
  <div class="login-register">
    <div class="contain">
      <div class="big-box" :class="{ active: isLogin }">
        <div class="big-contain" key="bigContainLogin" v-if="isLogin">
          <div class="btitle">账户登录</div>
          <div class="bform">
            <input type="email" placeholder="用户名" v-model="form.username" />
            <input type="password" placeholder="密码" v-model="form.password" />
          </div>
          <button class="bbutton" @click="login">登录</button>
          <span class="s1">初始账号:admin</span>
          <span>初始密码:admin</span>
        </div>
        <div class="big-contain" key="bigContainRegister" v-else>
          <div class="btitle">创建账户</div>
          <div class="bform">
            <input type="text" placeholder="用户名" v-model="form.username" />
            <input type="email" placeholder="密码" v-model="form.password" />
          </div>
          <button class="bbutton" @click="register">注册</button>
        </div>
      </div>
      <div class="small-box" :class="{ active: isLogin }">
        <div class="small-contain" key="smallContainRegister" v-if="isLogin">
          <div class="stitle">你好，朋友!</div>
          <p class="scontent">请注册您的账号</p>
          <button class="sbutton" @click="changeType">注册</button>
        </div>
        <div class="small-contain" key="smallContainLogin" v-else>
          <div class="stitle">欢迎回来!</div>
          <p class="scontent">请登入您的账号</p>
          <button class="sbutton" @click="changeType">登录</button>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: 'login-register',
  data() {
    return {
      isLogin: true,
      passwordError: false,
      existed: false,
      form: {
        username: 'admin',
        password: 'admin'
      }
    }
  },
  methods: {
    changeType() {
      this.isLogin = !this.isLogin
      // this.form.username = ''
      // this.form.password = ''
    },
    async login() {
      if (this.form.username != '' && this.form.password != '') {
        const { data: res } = await this.$http.post('user/login', this.form)
        if (res.code !== 0) {
          return this.$message.error('登录失败')
        }
        window.sessionStorage.setItem('user', this.form.username)
        this.$message.success('登录成功')
        this.$router.push('/main')
      } else {
        this.$message.error('填写不能为空')
      }
    },
    async register() {
      if (this.form.username != '' && this.form.password != '') {
        const { data: res } = await this.$http.post('user/register', this.form)
        if (res.code !== 0) {
          return this.$message.error('该账户已存在')
        }
        this.$message.success('注册成功')
      } else {
        this.$message.error('填写不能为空')
      }
    }
  }
}
</script>

<style scoped="scoped">
.login-register {
  width: 100vw;
  height: 100vh;
  box-sizing: border-box;
  background-image: url('../../assets/bjt.jpeg');
  background-repeat: no-repeat;
  background-size: cover;
}
.contain {
  width: 60%;
  height: 60%;
  position: relative;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  border-radius: 20px;
  box-shadow: 0 0 3px #f0f0f0, 0 0 6px #f0f0f0;
}
.big-box {
  width: 70%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 30%;
  transform: translateX(0%);
  transition: all 1s;
}
.big-contain {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: skyblue;
  border-bottom-left-radius: 20px;
  border-top-left-radius: 20px;
}
.btitle {
  font-size: 1.5em;
  font-weight: bold;
  color: rgb(57, 17, 176);
}
.bform {
  width: 100%;
  height: 40%;
  padding: 2em 0;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}
.bform .errTips {
  display: block;
  width: 50%;
  text-align: left;
  color: red;
  font-size: 0.7em;
  margin-left: 1em;
}
.bform input {
  width: 50%;
  height: 30px;
  border: none;
  outline: none;
  border-radius: 10px;
  padding-left: 2em;
  background-color: #f0f0f0;
}
.bbutton {
  width: 20%;
  height: 40px;
  border-radius: 24px;
  border: none;
  outline: none;
  background-color: rgb(57, 17, 176);
  color: #fff;
  font-size: 0.9em;
  cursor: pointer;
}
.small-box {
  width: 30%;
  height: 100%;
  background: linear-gradient(135deg, rgb(57, 167, 176), rgb(56, 13, 145));
  position: absolute;
  top: 0;
  left: 0;
  transform: translateX(0%);
  transition: all 1s;
  /* border-top-left-radius: inherit;
  border-bottom-left-radius: inherit;
  border-top-right-radius: inherit;
  border-bottom-right-radius: inherit; */
}
.small-contain {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.stitle {
  font-size: 1.5em;
  font-weight: bold;
  color: #fff;
}
.scontent {
  font-size: 0.8em;
  color: #fff;
  text-align: center;
  padding: 2em 4em;
  line-height: 1.7em;
}
.sbutton {
  width: 60%;
  height: 40px;
  border-radius: 24px;
  border: 1px solid #fff;
  outline: none;
  background-color: transparent;
  color: #fff;
  font-size: 0.9em;
  cursor: pointer;
}

.big-box.active {
  left: 0;
  transition: all 0.5s;
}
.small-box.active {
  left: 100%;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-top-right-radius: inherit;
  border-bottom-right-radius: inherit;
  transform: translateX(-100%);
  transition: all 1s;
}
.s1 {
  margin-top: 20px;
}
</style>
